GRAIN CLEANING MACHINE Russian patent published in 2006 - IPC A01F12/44 B07B4/02 

FIELD: agricultural engineering, in particular, grain cleaning and sorting equipment.

SUBSTANCE: grain cleaning machine has air system and shake mill arranged above air system. Air system has separating chamber, settling chamber, and pneumatic separating channel having single partition wall with separating chamber. Air system has fan adapted for creating of air flow and equipped with air flow regulator. Basic material is introduced and fractions are discharged from air system by means of grain material inlet device and fraction discharge device. Discharge device of separating chamber has receiver. Change-over mechanism for changing-over of operating modes is mounted on single wall of adjacent separating chamber and pneumatic separating channel. Change-over mechanism allows grain cleaning machine to operate with the use of two technologies.

EFFECT: increased efficiency and wider operational capabilities.

1 dwg